code: def test_inverse_extract(self, setup):
      walker = RandomWalker(1, None, with_reverse=True, random_state=42)
      walks = walker.extract(KG_LOOP, [f"{URL}#Bob", f"{URL}#Alice"])
      assert any(
          walk[0] == f"{URL}#Alice" and walk[2] == f"{URL}#Bob"
          for walk in walks[0] + walks[1]
      )
  
file_path: pyRDF2Vec/tests/walkers/test_random.py
imports: import itertools
  import pytest
  from pyrdf2vec.graphs import KG, Vertex
  from pyrdf2vec.walkers import RandomWalker
label_desc: Use image node_id 5 for calling the TestRandomWalker obj's underlying member method code with example usage: obj.test_inverse_extract(setup) without return types